Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5459309 | Focus acquiring method and optical disk drive | Naoyuki Kagami | 1995-10-17 |
| 5402402 | Apparatus for controlling a optical disk drive | Naoyuki Kagami, Hiroaki Kubo | 1995-03-28 |
| 5255253 | Apparatus and method for controlling the velocity of a disk storage head | Naoyuki Kagami, Hiroaki Kubo, Keiichi Okada | 1993-10-19 |
| 5247498 | Optical disk drive apparatus and a seek method spiral track | Lawrence D. Tipton | 1993-09-21 |
| 4834565 | Driving mechanism for a printer head | Masahisa Inagaki, Haruhiko Tokunaga | 1989-05-30 |